sfcore.org - robtex.com
sfcore.org
org
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info β β οΈ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1786269970 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
βNSns1.sk.eserver.net2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
βNSns2.sk.eserver.net2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
βNSns3.sk.eserver.net2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
βNSns4.sk.eserver.net2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
βMXedge.sfcore.org2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
βMXmailbox.germanywestcentral.cloudapp.azure.com2026-08-03 β 2026-08-09 Β· 2 obs
β 2026-08-09 10:48:12
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| sfcore.org | ns2.sk.eserver.net, ns3.sk.eserver.net, ns4.sk.eserver.net, ns1.sk.eserver.net | - |
β Authoritative Response
Server:185.48.248.22
NS records: ns2.sk.eserver.net, ns3.sk.eserver.net, ns4.sk.eserver.net, ns1.sk.eserver.net
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for sfcore.org (unsigned zone)
β±οΈ Timing
Total: 866ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns3.sk.eserver.net, ns1.sk.eserver.net... |
| MX | 2 | mailbox.germanywestcentral.cloudapp.azur, edge.sfcore.org (pri: 0) |
| TXT | 3 | _globalsign-domain-verification=HoZVXtL_, MS=ms22384535... |
| SOA | 1 | ns1.sk.eserver.net hostmaster.sfcore.org |
Analysis
Hierarchy
sfcore.org is the parent domain of mail.sfcore.org and edge.sfcore.org.
Name Servers
sfcore.org has four authoritative name servers: ns1.sk.eserver.net, ns2.sk.eserver.net, ns3.sk.eserver.net and ns4.sk.eserver.net.
sfcore.org shares at least some of its name servers with other domains, including 248.48.185.in-addr.arpa, kbks.org, ndt.rs and two others.
Host names with two IP numbers:
ns2.sk.eserver.net resolves to 185.48.249.22 and 2a04:b540:1:2::11.
ns3.sk.eserver.net resolves to 185.48.248.222 and 2a04:b540:1:2::3.
Host names pointing to a single IP address:
ns1.sk.eserver.net resolves to 185.48.248.22.
ns4.sk.eserver.net resolves to 91.219.236.163.
Mail Servers
sfcore.org has two mail servers: edge.sfcore.org and mailbox.germanywestcentral.cloudapp.azure.com.
sfcore.org shares its mail server configuration with other domains such as port-expert.ru, tasty-kingdom.ru and adga.ru.
edge.sfcore.org and mailbox.germanywestcentral.cloudapp.azure.com each resolve to one IP number: edge.sfcore.org points to 212.74.225.138 and mailbox.germanywestcentral.cloudapp.azure.com points to 20.113.66.250.